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<br> <h1> Link to the source code for this example: </h1>
<a href="https://github.com/libMesh/libmesh/tree/master/examples/eigenproblems/eigenproblems_ex3" target="_blank">Open eigenproblems_ex3 in new tab.</a>
<a name="output"></a> 
<br><br><br> <h1> The console output of the program: </h1> 
<pre>
***************************************************************
* Running Example eigenproblems_ex3:
*   example-opt -n_evals 5 -mesh_name drum1 -plotting_index 2 -st_ksp_type gmres -st_pc_type bjacobi -st_sub_pc_type ilu -st_type sinvert
***************************************************************
 
Running /Users/petejw/projects/libmesh_git/build/examples/eigenproblems/eigenproblems_ex3/.libs/example-opt -n_evals 5 -mesh_name drum1 -plotting_index 2 -st_ksp_type gmres -st_pc_type bjacobi -st_sub_pc_type ilu -st_type sinvert

 Mesh Information:
  elem_dimensions()={2}
  spatial_dimension()=2
  n_nodes()=1157
    n_local_nodes()=1157
  n_elem()=536
    n_local_elem()=536
    n_active_elem()=536
  n_subdomains()=1
  n_partitions()=1
  n_processors()=1
  n_threads()=1
  processor_id()=0

 EquationSystems
  n_systems()=1
   System #0, "Eigensystem"
    Type "Eigen"
    Variables="p" 
    Finite Element Types="LAGRANGE", "JACOBI_20_00"
    Infinite Element Mapping="CARTESIAN"
    Approximation Orders="SECOND", "THIRD"
    n_dofs()=1157
    n_local_dofs()=1157
    n_constrained_dofs()=168
    n_local_constrained_dofs()=168
    n_vectors()=0
    n_matrices()=2
    DofMap Sparsity
      Average  On-Processor Bandwidth <= 10.9464
      Average Off-Processor Bandwidth <= 0
      Maximum  On-Processor Bandwidth <= 22
      Maximum Off-Processor Bandwidth <= 0
    DofMap Constraints
      Number of DoF Constraints = 168
      Average DoF Constraint Length= 0

Number of converged eigenpairs: 5


 -------------------------------------------------------------------------------------------------------------------
| Time:           Wed Apr 13 12:56:58 2016                                                                          |
| OS:             Darwin                                                                                            |
| HostName:       peterson-laptop.local                                                                             |
| OS Release:     15.0.0                                                                                            |
| OS Version:     Darwin Kernel Version 15.0.0: Sat Sep 19 15:53:46 PDT 2015; root:xnu-3247.10.11~1/RELEASE_X86_64  |
| Machine:        x86_64                                                                                            |
| Username:       petejw                                                                                            |
| Configuration:  ../configure  'INSTALL=/usr/bin/install -C'                                                       |
|  '--with-methods=opt dbg'                                                                                         |
|  '--prefix=/Users/petejw/projects/libmesh_git/installed'                                                          |
|  '--enable-perflog'                                                                                               |
|  '--enable-tracefiles'                                                                                            |
|  '--disable-blocked-storage'                                                                                      |
|  '--enable-tecio'                                                                                                 |
|  '--enable-unique-ptr'                                                                                            |
|  '--enable-ifem'                                                                                                  |
|  '--disable-strict-lgpl'                                                                                          |
|  '--with-vtk-include=/opt/moose/vtk-6.3/include/vtk-6.3'                                                          |
|  '--with-vtk-lib=/opt/moose/vtk-6.3/lib'                                                                          |
|  'CXX=mpicxx'                                                                                                     |
|  'CC=mpicc'                                                                                                       |
|  'FC=mpif90'                                                                                                      |
|  'F77=mpif77'                                                                                                     |
|  'PETSC_DIR=/opt/moose/petsc/mpich_petsc-3.6.1/clang-opt-superlu'                                                 |
|  'SLEPC_DIR=/opt/petejw/slepc/3.6.1'                                                                              |
 -------------------------------------------------------------------------------------------------------------------
 -----------------------------------------------------------------------------------------------------------------
| libMesh Performance: Alive time=0.163811, Active time=0.15643                                                   |
 -----------------------------------------------------------------------------------------------------------------
| Event                              nCalls     Total Time  Avg Time    Total Time  Avg Time    % of Active Time  |
|                                               w/o Sub     w/o Sub     With Sub    With Sub    w/o S    With S   |
|-----------------------------------------------------------------------------------------------------------------|
|                                                                                                                 |
|                                                                                                                 |
| CondensedEigenSystem                                                                                            |
|   get_eigenpair()                  5          0.0069      0.001384    0.0069      0.001384    4.42     4.42     |
|   solve()                          1          0.0005      0.000543    0.1431      0.143131    0.35     91.50    |
|                                                                                                                 |
| DofMap                                                                                                          |
|   add_neighbors_to_send_list()     1          0.0001      0.000104    0.0001      0.000104    0.07     0.07     |
|   build_sparsity()                 1          0.0010      0.001010    0.0012      0.001162    0.65     0.74     |
|   create_dof_constraints()         1          0.0010      0.001043    0.0016      0.001645    0.67     1.05     |
|   distribute_dofs()                1          0.0001      0.000135    0.0007      0.000699    0.09     0.45     |
|   dof_indices()                    2144       0.0004      0.000000    0.0004      0.000000    0.24     0.24     |
|   prepare_send_list()              2          0.0000      0.000000    0.0000      0.000000    0.00     0.00     |
|   reinit()                         1          0.0006      0.000563    0.0006      0.000563    0.36     0.36     |
|                                                                                                                 |
| EquationSystems                                                                                                 |
|   build_solution_vector()          1          0.0004      0.000367    0.0005      0.000503    0.23     0.32     |
|                                                                                                                 |
| ExodusII_IO                                                                                                     |
|   write_nodal_data()               1          0.0013      0.001309    0.0013      0.001309    0.84     0.84     |
|                                                                                                                 |
| FE                                                                                                              |
|   compute_shape_functions()        620        0.0005      0.000001    0.0005      0.000001    0.35     0.35     |
|   init_shape_functions()           85         0.0000      0.000000    0.0000      0.000000    0.01     0.01     |
|   inverse_map()                    252        0.0001      0.000000    0.0001      0.000000    0.06     0.06     |
|                                                                                                                 |
| FEMap                                                                                                           |
|   compute_affine_map()             620        0.0003      0.000001    0.0003      0.000001    0.21     0.21     |
|   compute_face_map()               84         0.0001      0.000001    0.0002      0.000002    0.06     0.13     |
|   init_face_shape_functions()      84         0.0000      0.000000    0.0000      0.000000    0.02     0.02     |
|   init_reference_to_physical_map() 85         0.0001      0.000001    0.0001      0.000001    0.04     0.04     |
|                                                                                                                 |
| Mesh                                                                                                            |
|   find_neighbors()                 1          0.0006      0.000643    0.0006      0.000643    0.41     0.41     |
|   renumber_nodes_and_elem()        2          0.0000      0.000015    0.0000      0.000015    0.02     0.02     |
|                                                                                                                 |
| MeshOutput                                                                                                      |
|   write_equation_systems()         1          0.0000      0.000013    0.0018      0.001825    0.01     1.17     |
|                                                                                                                 |
| NameBasedIO                                                                                                     |
|   read()                           1          0.0006      0.000614    0.0006      0.000614    0.39     0.39     |
|                                                                                                                 |
| Parallel                                                                                                        |
|   allgather()                      1          0.0000      0.000001    0.0000      0.000001    0.00     0.00     |
|                                                                                                                 |
| Partitioner                                                                                                     |
|   single_partition()               1          0.0000      0.000023    0.0000      0.000023    0.01     0.01     |
|                                                                                                                 |
| SlepcEigenSolver                                                                                                |
|   solve_generalized()              1          0.1400      0.140043    0.1400      0.140043    89.52    89.52    |
|                                                                                                                 |
| System                                                                                                          |
|   assemble()                       1          0.0015      0.001502    0.0025      0.002544    0.96     1.63     |
 -----------------------------------------------------------------------------------------------------------------
| Totals:                            3998       0.1564                                          100.00            |
 -----------------------------------------------------------------------------------------------------------------

 
***************************************************************
* Done Running Example eigenproblems_ex3:
*   example-opt -n_evals 5 -mesh_name drum1 -plotting_index 2 -st_ksp_type gmres -st_pc_type bjacobi -st_sub_pc_type ilu -st_type sinvert
***************************************************************
***************************************************************
* Running Example eigenproblems_ex3:
*   example-opt -n_evals 5 -mesh_name drum2 -plotting_index 2 -st_ksp_type gmres -st_pc_type bjacobi -st_sub_pc_type ilu -st_type sinvert
***************************************************************
 
Running /Users/petejw/projects/libmesh_git/build/examples/eigenproblems/eigenproblems_ex3/.libs/example-opt -n_evals 5 -mesh_name drum2 -plotting_index 2 -st_ksp_type gmres -st_pc_type bjacobi -st_sub_pc_type ilu -st_type sinvert

 Mesh Information:
  elem_dimensions()={2}
  spatial_dimension()=2
  n_nodes()=1189
    n_local_nodes()=1189
  n_elem()=552
    n_local_elem()=552
    n_active_elem()=552
  n_subdomains()=1
  n_partitions()=1
  n_processors()=1
  n_threads()=1
  processor_id()=0

 EquationSystems
  n_systems()=1
   System #0, "Eigensystem"
    Type "Eigen"
    Variables="p" 
    Finite Element Types="LAGRANGE", "JACOBI_20_00"
    Infinite Element Mapping="CARTESIAN"
    Approximation Orders="SECOND", "THIRD"
    n_dofs()=1189
    n_local_dofs()=1189
    n_constrained_dofs()=168
    n_local_constrained_dofs()=168
    n_vectors()=0
    n_matrices()=2
    DofMap Sparsity
      Average  On-Processor Bandwidth <= 10.9613
      Average Off-Processor Bandwidth <= 0
      Maximum  On-Processor Bandwidth <= 22
      Maximum Off-Processor Bandwidth <= 0
    DofMap Constraints
      Number of DoF Constraints = 168
      Average DoF Constraint Length= 0

Number of converged eigenpairs: 5


 -------------------------------------------------------------------------------------------------------------------
| Time:           Wed Apr 13 12:56:58 2016                                                                          |
| OS:             Darwin                                                                                            |
| HostName:       peterson-laptop.local                                                                             |
| OS Release:     15.0.0                                                                                            |
| OS Version:     Darwin Kernel Version 15.0.0: Sat Sep 19 15:53:46 PDT 2015; root:xnu-3247.10.11~1/RELEASE_X86_64  |
| Machine:        x86_64                                                                                            |
| Username:       petejw                                                                                            |
| Configuration:  ../configure  'INSTALL=/usr/bin/install -C'                                                       |
|  '--with-methods=opt dbg'                                                                                         |
|  '--prefix=/Users/petejw/projects/libmesh_git/installed'                                                          |
|  '--enable-perflog'                                                                                               |
|  '--enable-tracefiles'                                                                                            |
|  '--disable-blocked-storage'                                                                                      |
|  '--enable-tecio'                                                                                                 |
|  '--enable-unique-ptr'                                                                                            |
|  '--enable-ifem'                                                                                                  |
|  '--disable-strict-lgpl'                                                                                          |
|  '--with-vtk-include=/opt/moose/vtk-6.3/include/vtk-6.3'                                                          |
|  '--with-vtk-lib=/opt/moose/vtk-6.3/lib'                                                                          |
|  'CXX=mpicxx'                                                                                                     |
|  'CC=mpicc'                                                                                                       |
|  'FC=mpif90'                                                                                                      |
|  'F77=mpif77'                                                                                                     |
|  'PETSC_DIR=/opt/moose/petsc/mpich_petsc-3.6.1/clang-opt-superlu'                                                 |
|  'SLEPC_DIR=/opt/petejw/slepc/3.6.1'                                                                              |
 -------------------------------------------------------------------------------------------------------------------
 -----------------------------------------------------------------------------------------------------------------
| libMesh Performance: Alive time=0.169801, Active time=0.162712                                                  |
 -----------------------------------------------------------------------------------------------------------------
| Event                              nCalls     Total Time  Avg Time    Total Time  Avg Time    % of Active Time  |
|                                               w/o Sub     w/o Sub     With Sub    With Sub    w/o S    With S   |
|-----------------------------------------------------------------------------------------------------------------|
|                                                                                                                 |
|                                                                                                                 |
| CondensedEigenSystem                                                                                            |
|   get_eigenpair()                  5          0.0080      0.001595    0.0080      0.001595    4.90     4.90     |
|   solve()                          1          0.0006      0.000552    0.1485      0.148527    0.34     91.28    |
|                                                                                                                 |
| DofMap                                                                                                          |
|   add_neighbors_to_send_list()     1          0.0001      0.000096    0.0001      0.000096    0.06     0.06     |
|   build_sparsity()                 1          0.0010      0.000994    0.0011      0.001139    0.61     0.70     |
|   create_dof_constraints()         1          0.0009      0.000946    0.0015      0.001489    0.58     0.92     |
|   distribute_dofs()                1          0.0001      0.000127    0.0007      0.000674    0.08     0.41     |
|   dof_indices()                    2208       0.0004      0.000000    0.0004      0.000000    0.24     0.24     |
|   prepare_send_list()              2          0.0000      0.000000    0.0000      0.000000    0.00     0.00     |
|   reinit()                         1          0.0005      0.000547    0.0005      0.000547    0.34     0.34     |
|                                                                                                                 |
| EquationSystems                                                                                                 |
|   build_solution_vector()          1          0.0004      0.000426    0.0006      0.000574    0.26     0.35     |
|                                                                                                                 |
| ExodusII_IO                                                                                                     |
|   write_nodal_data()               1          0.0013      0.001270    0.0013      0.001270    0.78     0.78     |
|                                                                                                                 |
| FE                                                                                                              |
|   compute_shape_functions()        636        0.0006      0.000001    0.0006      0.000001    0.34     0.34     |
|   init_shape_functions()           85         0.0000      0.000000    0.0000      0.000000    0.01     0.01     |
|   inverse_map()                    252        0.0001      0.000000    0.0001      0.000000    0.06     0.06     |
|                                                                                                                 |
| FEMap                                                                                                           |
|   compute_affine_map()             636        0.0003      0.000001    0.0003      0.000001    0.20     0.20     |
|   compute_face_map()               84         0.0001      0.000001    0.0002      0.000002    0.05     0.12     |
|   init_face_shape_functions()      84         0.0000      0.000000    0.0000      0.000000    0.02     0.02     |
|   init_reference_to_physical_map() 85         0.0001      0.000001    0.0001      0.000001    0.04     0.04     |
|                                                                                                                 |
| Mesh                                                                                                            |
|   find_neighbors()                 1          0.0006      0.000634    0.0006      0.000634    0.39     0.39     |
|   renumber_nodes_and_elem()        2          0.0000      0.000015    0.0000      0.000015    0.02     0.02     |
|                                                                                                                 |
| MeshOutput                                                                                                      |
|   write_equation_systems()         1          0.0000      0.000014    0.0019      0.001858    0.01     1.14     |
|                                                                                                                 |
| NameBasedIO                                                                                                     |
|   read()                           1          0.0006      0.000566    0.0006      0.000566    0.35     0.35     |
|                                                                                                                 |
| Parallel                                                                                                        |
|   allgather()                      1          0.0000      0.000000    0.0000      0.000000    0.00     0.00     |
|                                                                                                                 |
| Partitioner                                                                                                     |
|   single_partition()               1          0.0000      0.000022    0.0000      0.000022    0.01     0.01     |
|                                                                                                                 |
| SlepcEigenSolver                                                                                                |
|   solve_generalized()              1          0.1455      0.145479    0.1455      0.145479    89.41    89.41    |
|                                                                                                                 |
| System                                                                                                          |
|   assemble()                       1          0.0015      0.001484    0.0025      0.002495    0.91     1.53     |
 -----------------------------------------------------------------------------------------------------------------
| Totals:                            4094       0.1627                                          100.00            |
 -----------------------------------------------------------------------------------------------------------------

 
***************************************************************
* Done Running Example eigenproblems_ex3:
*   example-opt -n_evals 5 -mesh_name drum2 -plotting_index 2 -st_ksp_type gmres -st_pc_type bjacobi -st_sub_pc_type ilu -st_type sinvert
***************************************************************
</pre>
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